English Dictionary

permanent

/ˈpɝmənənt/

noun

A chemical hair treatment imparting or removing curliness, whose effects typically last for a period of weeks; a perm.

He decided to make his temporary job permanent.

意味（1）

A chemical hair treatment imparting or removing curliness, whose effects typically last for a period of weeks; a perm.

She had pewter-coloured hair set in a ruthless permanent, a hard beak and large moist eyes with the sympathetic expression of wet stones.

意味（2）

(linear algebra, combinatorics) Given an n⨯n matrix a_ij,, the sum over all permutations 𝜋, of ∏ᵢ₌₁ⁿa_i𝜋(i).

意味（3）

(collectible card games) A card whose effects persist beyond the turn on which it is played.